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US 2006/0079882 A1Published application
Transurethral needle ablation system with automatic needle retraction
AssigneeMedtronic, Inc.
InventorsJohn Swoyer, Ahmed Elmouelhi, Mark Christopherson, Shahn Sage
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Abstract
A one-piece, single-use disposable device for transurethral needle ablation (TUNA) of prostate tissue to alleviate BPH is disclosed. The device may include a flexible catheter tip including a rigid core and a flexible tip. The device may also include a single use lockout to help ensure that the device is used to perform only one ablation procedure on a single patient. The device may further include a simplified needle deployment mechanism and/or an automatic needle retraction mechanism.
Claims12
A transurethral ablation device, comprising:
- a transurethral catheter having a proximal end and a distal end;
- at least one ablation needle deployable from the distal end of the catheter to penetrate prostate tissue of a patient and to deliver ablation energy to the prostate tissue;
- and
- an automatic needle retraction mechanism to automatically fully retract the needles within the catheter.
1 more element
Dependencies are inferred from the claim text.